Add-Column

Command Description

Add a column of data to the datatable

Command Prototype

Datatable.AddColumn(dtTable,column,iIndex,objDefaultValue)

Parameter Description

Parameter	Required	Type	Default	Description
dtTable	True	expression	objDatatable	The data table to be filtered
column	True	string	""	Name of the increased data column
iIndex	True	expression	null	The position of the column added to the datatable, if it is null, then add it to the last
objDefaultValue	True	string	""	Values to be filled in the column, can be an array or a single value

Demo

aryData = [["a", 1], ["b", 2], ["c", 3], ["d", 1]] 
aryColumns = ["letter", "number"] 
objDatatable = Datatable.BuildDataTable(aryData,aryColumns) 
Datatable.AddColumn(objDatatable,"other",null,"123") 
 
TracePrint(objDatatable) 
/* 
    letter  number other 
0      a       1   123 
1      b       2   123 
2      c       3   123 
3      d       1   123 
*/